ISRC NLA509001306
Verified recording
NLA509001306 is “Symphony No. 3: VI. Langsam. Ruhevoll. Empfunden” by Gustav Mahler,
registered on the CopyrightChains blockchain with CopyrightID
0x1676207dd675663e0eec37daf0f065f4c2baf9c4de79f3d0b815e1f8969ddab3 and independently timestamped
in Bitcoin block 960381 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA509001306.
Recording identifiers
- ISRC
- NLA509001306
- Title
- Symphony No. 3: VI. Langsam. Ruhevoll. Empfunden
- Artist
- Gustav Mahler
- CopyrightID (CopyrightChains transaction hash)
0x1676207dd675663e0eec37daf0f065f4c2baf9c4de79f3d0b815e1f8969ddab3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T09:50:11+00:00
- Bitcoin block
- 960381
- Canonical record hash
sha256:4c6f279bf7719aa86bff82d598257c229c05c7cb4d5d0ceefd92aafc42b8bed6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA509001306
- Bitcoin block existence check
- https://blockstream.info/api/block/960381
Full record
Track page: Symphony No. 3: VI. Langsam. Ruhevoll. Empfunden · Machine-readable JSON-LD